andreasawyer1 andreasawyer1

16-02-2017
Mathematics

contestada

If x = -2, then x 2 - 7x + 10 equals

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dot1351 dot1351

16-02-2017

the answer to your question is 20

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spellspell spellspell

16-02-2017

(-2)2 - 7(-2) + 10
-4 - (-14) +10
-4 + 14 +10
10 + 10 = 20

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Please help I don’t understand

The product of a number and four increased by 16 is -2